Home / 6,531.68-9,013.56-3,737

Finding the Fourth Proportional to 6,531.68, 9,013.56 and 3,737

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Solution

The fourth proportional to 6,531.68, 9,013.56 and 3,737 is: 5,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.68 : 9,013.56 = 3,737 : x
  2. Step 2: Convert to fraction form
    6,531.68/9,013.56 = 3,737/x
  3. Step 3: Cross multiply
    6,531.68x = 9,013.56 × 3,737
  4. Step 4: Simplify right side
    6,531.68x = 33,683,673.72
  5. Step 5: Solve for x
    x = 33,683,673.72/6,531.68
  6. Step 6: Final answer
    x = 5,156.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.